/*
 * TeleStax, Open Source Cloud Communications  Copyright 2012.
 * and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.mobicents.protocols.ss7.cap.primitives;

import java.io.IOException;

import javolution.xml.XMLFormat;
import javolution.xml.stream.XMLStreamException;

import org.mobicents.protocols.asn.AsnException;
import org.mobicents.protocols.asn.AsnInputStream;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.asn.Tag;
import org.mobicents.protocols.ss7.cap.api.CAPException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentException;
import org.mobicents.protocols.ss7.cap.api.CAPParsingComponentExceptionReason;
import org.mobicents.protocols.ss7.cap.api.primitives.BCSMEvent;
import org.mobicents.protocols.ss7.cap.api.primitives.EventTypeBCSM;
import org.mobicents.protocols.ss7.cap.api.primitives.MonitorMode;
import org.mobicents.protocols.ss7.cap.api.service.circuitSwitchedCall.primitive.DpSpecificCriteria;
import org.mobicents.protocols.ss7.cap.service.circuitSwitchedCall.primitive.DpSpecificCriteriaImpl;
import org.mobicents.protocols.ss7.inap.api.INAPException;
import org.mobicents.protocols.ss7.inap.api.INAPParsingComponentException;
import org.mobicents.protocols.ss7.inap.api.primitives.LegID;
import org.mobicents.protocols.ss7.inap.primitives.LegIDImpl;
import org.mobicents.protocols.ss7.map.api.MAPParsingComponentException;

/**
 * 
 * @author sergey vetyutnev
 * 
 */
public class BCSMEventImpl extends SequenceBase implements BCSMEvent {

	public static final int _ID_eventTypeBCSM = 0;
	public static final int _ID_monitorMode = 1;
	public static final int _ID_legID = 2;
	public static final int _ID_dpSpecificCriteria = 30;
	public static final int _ID_automaticRearm = 50;

	private static final String EVENT_TYPE_BCSM = "eventTypeBCSM";
	private static final String MONITOR_MODE = "monitorMode";
	private static final String LEG_ID = "legID";
	private static final String DP_SPECIFIC_CRITERIA = "dpSpecificCriteria";
	private static final String AUTOMATIC_REARM = "automaticRearm";

	private EventTypeBCSM eventTypeBCSM;
	private MonitorMode monitorMode;
	private LegID legID;
	private DpSpecificCriteria dpSpecificCriteria;
	private boolean automaticRearm;	

	
	public BCSMEventImpl() {
		super("BCSMEvent");
	}

	public BCSMEventImpl(EventTypeBCSM eventTypeBCSM, MonitorMode monitorMode, LegID legID, DpSpecificCriteria dpSpecificCriteria, boolean automaticRearm) {
		super("BCSMEvent");
		this.eventTypeBCSM = eventTypeBCSM;
		this.monitorMode = monitorMode;
		this.legID = legID;
		this.dpSpecificCriteria = dpSpecificCriteria;
		this.automaticRearm = automaticRearm;
	}

	@Override
	public EventTypeBCSM getEventTypeBCSM() {
		return eventTypeBCSM;
	}

	@Override
	public MonitorMode getMonitorMode() {
		return monitorMode;
	}

	@Override
	public LegID getLegID() {
		return legID;
	}

	@Override
	public DpSpecificCriteria getDpSpecificCriteria() {
		return dpSpecificCriteria;
	}

	@Override
	public boolean getAutomaticRearm() {
		return automaticRearm;
	}

	protected void _decode(AsnInputStream ansIS, int length) throws CAPParsingComponentException, MAPParsingComponentException, IOException, AsnException, INAPParsingComponentException {

		this.eventTypeBCSM = null;
		this.monitorMode = null;
		this.legID = null;
		this.dpSpecificCriteria = null;
		this.automaticRearm = false;	
		
		AsnInputStream ais = ansIS.readSequenceStreamData(length);
		while (true) {
			if (ais.available() == 0)
				break;

			int tag = ais.readTag();
			int i1;

			if (ais.getTagClass() == Tag.CLASS_CONTEXT_SPECIFIC) {
				switch (tag) {
				case _ID_eventTypeBCSM:
					i1 = (int)ais.readInteger();
					this.eventTypeBCSM = EventTypeBCSM.getInstance(i1);
					break;
				case _ID_monitorMode:
					i1 = (int)ais.readInteger();
					this.monitorMode = MonitorMode.getInstance(i1);
					break;
				case _ID_legID:
					this.legID = new LegIDImpl();
					AsnInputStream ais2 = ais.readSequenceStream();
					ais2.readTag();
					((LegIDImpl) this.legID).decodeAll(ais2);
					break;
				case _ID_dpSpecificCriteria:
					ais2 = ais.readSequenceStream();
					ais2.readTag();
					this.dpSpecificCriteria = new DpSpecificCriteriaImpl();
					((DpSpecificCriteriaImpl) this.dpSpecificCriteria).decodeAll(ais2);
					break;
				case _ID_automaticRearm:
					ais.readNull();
					this.automaticRearm = true;	
					break;

				default:
					ais.advanceElement();
					break;
				}
			} else {
				ais.advanceElement();
			}
		}

		if (this.eventTypeBCSM == null || this.monitorMode == null)
			throw new CAPParsingComponentException("Error while decoding " + _PrimitiveName + ": eventTypeBCSM and monitorMode are mandatory but not found",
					CAPParsingComponentExceptionReason.MistypedParameter);
	}

	@Override
	public void encodeData(AsnOutputStream aos) throws CAPException {

		try {
			if (this.eventTypeBCSM == null || this.monitorMode == null)
				throw new CAPException("Error while encoding " + _PrimitiveName + ": eventTypeBCSM and monitorMode must not be null");

			aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_eventTypeBCSM, this.eventTypeBCSM.getCode());
			aos.writeInteger(Tag.CLASS_CONTEXT_SPECIFIC, _ID_monitorMode, this.monitorMode.getCode());

			if (this.legID != null) {
				aos.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, false, _ID_legID);
				int pos = aos.StartContentDefiniteLength();
				((LegIDImpl) this.legID).encodeAll(aos);
				aos.FinalizeContent(pos);
			}

			if (this.dpSpecificCriteria != null) {
				aos.writeTag(Tag.CLASS_CONTEXT_SPECIFIC, false, _ID_dpSpecificCriteria);
				int pos = aos.StartContentDefiniteLength();
				((DpSpecificCriteriaImpl) this.dpSpecificCriteria).encodeAll(aos);
				aos.FinalizeContent(pos);
			}

			if (this.automaticRearm) {
				aos.writeNull(Tag.CLASS_CONTEXT_SPECIFIC, _ID_automaticRearm);
			}
		} catch (IOException e) {
			throw new CAPException("IOException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} catch (AsnException e) {
			throw new CAPException("AsnException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		} catch (INAPException e) {
			throw new CAPException("INAPException when encoding " + _PrimitiveName + ": " + e.getMessage(), e);
		}
	}

	@Override
	public String toString() {

		StringBuilder sb = new StringBuilder();
		sb.append(_PrimitiveName);
		sb.append(" [");
		
		if (this.eventTypeBCSM != null) {
			sb.append("eventTypeBCSM=");
			sb.append(eventTypeBCSM);
		}
		if (this.monitorMode != null) {
			sb.append(", monitorMode=");
			sb.append(monitorMode);
		}
		if (this.legID != null) {
			sb.append(", legID=");
			sb.append(legID.toString());
		}
		if (this.dpSpecificCriteria != null) {
			sb.append(", dpSpecificCriteria=");
			sb.append(dpSpecificCriteria.toString());
		}
		if (this.automaticRearm) {
			sb.append(", automaticRearm");
		}

		sb.append("]");

		return sb.toString();
	}

	/**
	 * XML Serialization/Deserialization
	 */
	protected static final XMLFormat<BCSMEventImpl> BCSM_EVENT_XML = new XMLFormat<BCSMEventImpl>(BCSMEventImpl.class) {

		@Override
		public void read(javolution.xml.XMLFormat.InputElement xml, BCSMEventImpl bcsmEvent) throws XMLStreamException {
			String str = xml.get(EVENT_TYPE_BCSM, String.class);
			if (str != null)
				bcsmEvent.eventTypeBCSM = Enum.valueOf(EventTypeBCSM.class, str);
			str = xml.get(MONITOR_MODE, String.class);
			if (str != null)
				bcsmEvent.monitorMode = Enum.valueOf(MonitorMode.class, str);
			bcsmEvent.legID = xml.get(LEG_ID, LegIDImpl.class);
			bcsmEvent.dpSpecificCriteria = xml.get(DP_SPECIFIC_CRITERIA, DpSpecificCriteriaImpl.class);
			Boolean bval = xml.get(AUTOMATIC_REARM, Boolean.class);
			if (bval != null)
				bcsmEvent.automaticRearm = bval;
		}

		@Override
		public void write(BCSMEventImpl bcsmEvent, javolution.xml.XMLFormat.OutputElement xml) throws XMLStreamException {
			if (bcsmEvent.getEventTypeBCSM() != null)
				xml.add((String) bcsmEvent.getEventTypeBCSM().toString(), EVENT_TYPE_BCSM, String.class);
			if (bcsmEvent.getMonitorMode() != null)
				xml.add((String) bcsmEvent.getMonitorMode().toString(), MONITOR_MODE, String.class);
			if (bcsmEvent.getLegID() != null)
				xml.add((LegIDImpl) bcsmEvent.getLegID(), LEG_ID, LegIDImpl.class);
			if (bcsmEvent.getDpSpecificCriteria() != null)
				xml.add((DpSpecificCriteriaImpl) bcsmEvent.getDpSpecificCriteria(), DP_SPECIFIC_CRITERIA, DpSpecificCriteriaImpl.class);
			if (bcsmEvent.getAutomaticRearm())
				xml.add((Boolean) bcsmEvent.getAutomaticRearm(), AUTOMATIC_REARM, Boolean.class);
		}
	};
}

